Alright, let's work through 5337 times 819 step by step
5337 × 819 = 819 × (5337)
+ 819 × 7 resulting in 5733
+ 819 × 30 yielding 24570
+ 819 × 300 giving us 245700
+ 819 × 5000 what gives us 4095000

= 4371003
